Patent No. EP4291042 (titled "Oat Derived Composition") was filed by Oatly AB on Feb 10, 2021. The application was issued on Nov 13, 2024.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative |
|---|---|---|
| RAISIO NUTRITION | Aug 13, 2025 | PAPULA |
| GROTH & KB | Aug 12, 2025 | GROTH & KB |
| KARL FAZER | Aug 12, 2025 | LAINE |
| COMPAGNIE GERVAIS DANONE | Aug 11, 2025 | NEDERLANDSCH OCTROOIBUREAU |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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